[ns] problem in installation of ns-allinone

[mahendiran prathaban]

hello

 I have a problem in installing ns-allinone-2.26, when it install 
tk8.3.2 i get the following error and warning

{standard input}: Assembler messages:
{standard input}:661: Error: symbol `dy' is already defined
{standard input}:667: Error: symbol `dx' is already defined
{standard input}:714: Error: symbol `q' is already defined
{standard input}:720: Error: symbol `p' is already defined
{standard input}:726: Error: symbol `q' is already defined
{standard input}:732: Error: symbol `q' is already defined
make: *** [tk3d.o] Error 1
tk8.3.2 make failed! Exiting ...
For problems with Tcl/Tk see http://www.scriptics.com

can any one help me to solve this

thank you in advance
mahendiran